Buildings of metal; transportable buildings of metal; framework of metal for buildings; greenhouse frames of metal; building materials of metal; frames of metal for buildings; kits for the constructions of buildings being predominantly of metal including verandas, pergolas, sheds, carports and garages; casement windows of metal; doors of metal; metal building boards, lattice and panels; metal building fittings; metal hardware for buildings; ironmongery; metal nuts, bolts, washers, screws, tacks and nails; metal lintels; metal pipes and tubes and metal fittings therefor; metal roller blinds; sheets and plates of metal; metal tanks